<!--The content below is only a placeholder and can be replaced.-->
<div class="bar_container">
  <div class="bar"  (click)="goIndex()" [style.backgroundColor]="backGround" [style.transition]="isVaried?'background-color 6s':'none'">快速进入</div>
  <div class="bar" [ngStyle]="selectStyle"  (click)="goRoster()">花名册</div>
</div>
